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EP4072230A4 - Procédé d'accès aléatoire et dispositif - Google Patents

Procédé d'accès aléatoire et dispositif Download PDF

Info

Publication number
EP4072230A4
EP4072230A4 EP19928750.9A EP19928750A EP4072230A4 EP 4072230 A4 EP4072230 A4 EP 4072230A4 EP 19928750 A EP19928750 A EP 19928750A EP 4072230 A4 EP4072230 A4 EP 4072230A4
Authority
EP
European Patent Office
Prior art keywords
random access
random
access
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19928750.9A
Other languages
German (de)
English (en)
Other versions
EP4072230A1 (fr
Inventor
Shukun Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of EP4072230A1 publication Critical patent/EP4072230A1/fr
Publication of EP4072230A4 publication Critical patent/EP4072230A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H04B17/327—Received signal code power [RSCP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/362—Aspects of the step size
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0005—Synchronisation arrangements synchronizing of arrival of multiple uplinks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
EP19928750.9A 2019-05-10 2019-05-10 Procédé d'accès aléatoire et dispositif Withdrawn EP4072230A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/086442 WO2020227857A1 (fr) 2019-05-10 2019-05-10 Procédé d'accès aléatoire et dispositif

Publications (2)

Publication Number Publication Date
EP4072230A1 EP4072230A1 (fr) 2022-10-12
EP4072230A4 true EP4072230A4 (fr) 2023-04-12

Family

ID=73289013

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19928750.9A Withdrawn EP4072230A4 (fr) 2019-05-10 2019-05-10 Procédé d'accès aléatoire et dispositif

Country Status (6)

Country Link
US (1) US11540316B2 (fr)
EP (1) EP4072230A4 (fr)
KR (1) KR20220006031A (fr)
CN (2) CN112672433B (fr)
AU (1) AU2019446091A1 (fr)
WO (1) WO2020227857A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112602368B (zh) * 2018-06-28 2024-08-20 株式会社Ntt都科摩 用户终端
US20210274567A1 (en) * 2018-06-28 2021-09-02 Ntt Docomo, Inc. User terminal
DE102019206467A1 (de) * 2019-05-06 2020-11-12 Robert Bosch Gmbh Endgerät, Verfahren zum Betreiben eines Endgeräts, Industriemaschine, und Verfahren zum Einrichten einer Industriemaschine
US11425707B2 (en) * 2019-07-08 2022-08-23 Samsung Electronics Co., Ltd. Monitoring of downlink control channels for communication with multiple transmission-reception points
CN114598430A (zh) * 2020-12-04 2022-06-07 维沃移动通信有限公司 随机接入方法、装置、终端及网络侧设备
CN113316266B (zh) * 2021-05-28 2023-04-07 成都蒙特斯科技有限公司 一种基于5g网络的音视频流传输方法及系统
CN115551108A (zh) * 2021-06-30 2022-12-30 北京紫光展锐通信技术有限公司 随机接入方法及相关装置
KR20230110027A (ko) 2022-01-14 2023-07-21 주식회사 엘지에너지솔루션 이차전지의 제조방법
CN116546650A (zh) * 2022-01-26 2023-08-04 华为技术有限公司 前导码容量提升方法、装置及系统
CN118872228A (zh) * 2022-03-25 2024-10-29 Oppo广东移动通信有限公司 信息处理方法和终端设备
CN114710822B (zh) * 2022-04-24 2024-11-19 维沃移动通信有限公司 无线接入处理方法、信息传输方法及设备
CN114980310B (zh) * 2022-05-12 2024-08-02 山东闻远通信技术有限公司 一种测向方法、装置、电子设备和计算机可读存储介质
CN117241349A (zh) * 2022-06-08 2023-12-15 中兴通讯股份有限公司 信息传输方法及其装置、存储介质
US20240107425A1 (en) * 2022-09-22 2024-03-28 Qualcomm Incorporated Beam discovery operation for uplink transmission beam discovery associated with uplink-only network nodes
CN118510060A (zh) * 2023-02-10 2024-08-16 华为技术有限公司 通信方法和通信装置
CN120499751A (zh) * 2024-02-08 2025-08-15 荣耀终端股份有限公司 定时提前量的获取方法、设备及存储介质
CN120018272B (zh) * 2025-04-22 2025-07-25 翱捷科技股份有限公司 终端自适应处理定时偏差的方法和装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150319719A1 (en) * 2014-05-02 2015-11-05 Nokia Corporation Apparatus and method for wcdma rach optimization
GB2559382A (en) * 2017-02-03 2018-08-08 Tcl Communication Ltd Systems and methods for cell range extension

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101300757B (zh) * 2005-11-04 2017-08-11 日本电气株式会社 无线电通信系统及用于其的发送功率控制方法
WO2010107354A1 (fr) * 2009-03-17 2010-09-23 Telefonaktiebolaget L M Ericsson (Publ) Accès aléatoire à priorité élevée
CN102724746A (zh) * 2011-03-29 2012-10-10 中兴通讯股份有限公司 随机接入过程中前导码发送功率的控制、确定方法及系统
US20170135132A1 (en) 2015-11-06 2017-05-11 Nokia Solutions And Networks Oy Method, system and apparatus
CN107888267B (zh) * 2016-09-30 2023-11-10 华为技术有限公司 上行功率控制方法和装置
CN108235305A (zh) * 2016-12-12 2018-06-29 北京信威通信技术股份有限公司 一种指示用户终端功率等级的方法
CN109392076A (zh) * 2017-08-10 2019-02-26 中国电信股份有限公司 用于实现快速随机接入的方法、装置和系统
EP4561248A3 (fr) 2017-08-11 2025-07-23 Fujitsu Limited Procédé et appareil de commande d'accès aléatoire et système de communication
CA3034076A1 (fr) * 2018-02-15 2019-08-15 Comcast Cable Communications, Llc Acces aleatoire employant un lien ascendant supplementaire

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150319719A1 (en) * 2014-05-02 2015-11-05 Nokia Corporation Apparatus and method for wcdma rach optimization
GB2559382A (en) * 2017-02-03 2018-08-08 Tcl Communication Ltd Systems and methods for cell range extension

Also Published As

Publication number Publication date
US20210144756A1 (en) 2021-05-13
WO2020227857A1 (fr) 2020-11-19
US11540316B2 (en) 2022-12-27
CN112672433B (zh) 2022-10-21
CN112672433A (zh) 2021-04-16
CN112219439A (zh) 2021-01-12
KR20220006031A (ko) 2022-01-14
AU2019446091A1 (en) 2021-05-06
EP4072230A1 (fr) 2022-10-12

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